using System;
using System.Collections;
using System.Data;
using System.Data.Common;
using System.Collections.Generic;

using WHC.Pager.Entity;
using Microsoft.Practices.EnterpriseLibrary.Data;
using Carmall.Entity;
using Carmall.IDAL;

namespace Carmall.DAL
{
	/// <summary>
	/// Orderproducts 的摘要说明。
	/// </summary>
	public class Orderproducts : BaseDAL<OrderproductsInfo>, IOrderproducts
	{
		#region 对象实例及构造函数

		public static Orderproducts Instance
		{
			get
			{
				return new Orderproducts();
			}
		}
		public Orderproducts() : base("orderproducts","ID")
		{
		}

		#endregion

		/// <summary>
		/// 将DataReader的属性值转化为实体类的属性值，返回实体类
		/// </summary>
		/// <param name="dr">有效的DataReader对象</param>
		/// <returns>实体类对象</returns>
		protected override OrderproductsInfo DataReaderToEntity(IDataReader dataReader)
		{
			OrderproductsInfo orderproductsInfo = new OrderproductsInfo();
			SmartDataReader reader = new SmartDataReader(dataReader);
			
			orderproductsInfo.ID = reader.GetInt32("ID");
			orderproductsInfo.OrderID = reader.GetInt32("OrderID");
			orderproductsInfo.ProductID = reader.GetInt32("ProductID");
			orderproductsInfo.Quantity = reader.GetInt32("Quantity");
			
			return orderproductsInfo;
		}

		/// <summary>
		/// 将实体对象的属性值转化为Hashtable对应的键值
		/// </summary>
		/// <param name="obj">有效的实体对象</param>
		/// <returns>包含键值映射的Hashtable</returns>
        protected override Hashtable GetHashByEntity(OrderproductsInfo obj)
		{
		    OrderproductsInfo info = obj as OrderproductsInfo;
			Hashtable hash = new Hashtable(); 
			
			hash.Add("ID", info.ID);
 			hash.Add("OrderID", info.OrderID);
 			hash.Add("ProductID", info.ProductID);
 			hash.Add("Quantity", info.Quantity);
 				
			return hash;
		}

    }
}